Overview
The STM32F411VET6U is a high-performance microcontroller from STMicroelectronics, part of the STM32 Dynamic Efficiency product line. It is based on the Arm® Cortex®-M4 32-bit RISC core, operating at a frequency of up to 100 MHz. This microcontroller integrates a floating-point unit (FPU), a memory protection unit (MPU), and DSP instructions, making it suitable for a wide range of applications requiring high processing power and low power consumption.
The device features advanced power-saving modes, including Batch Acquisition Mode (BAM), which optimizes power consumption during data batching. It also includes a variety of peripherals and communication interfaces, making it versatile for various use cases.
Key Specifications
| Parameter | Specification |
|---|---|
| Core | Arm® 32-bit Cortex®-M4 CPU with FPU, adaptive real-time accelerator (ART Accelerator) |
| Frequency | Up to 100 MHz |
| Flash Memory | Up to 512 Kbytes |
| SRAM | 128 Kbytes |
| Power Supply | 1.7 V to 3.6 V |
| Temperature Range | -40°C to 85/105/125 °C |
| ADC | 1 × 12-bit, 2.4 MSPS, up to 16 channels |
| Timers | Up to 11 timers (6 × 16-bit, 2 × 32-bit) |
| Communication Interfaces | Up to 3 × USARTs, 5 × SPI/I2S, 3 × I²C, 1 × SDIO, 1 × USB 2.0 OTG |
| Power Consumption | Run: 100 µA/MHz (peripheral off), Stop: down to 9 µA at 25 °C |
| Debug Mode | Serial wire debug (SWD) & JTAG interfaces |
Key Features
- Includes ST state-of-the-art patented technology
- Dynamic efficiency line with Batch Acquisition Mode (BAM)
- Arm® 32-bit Cortex®-M4 CPU with FPU and DSP instructions
- Adaptive real-time accelerator (ART Accelerator) allowing 0-wait state execution from flash memory
- High-speed embedded memories: up to 512 Kbytes of flash memory and 128 Kbytes of SRAM
- Extensive range of enhanced I/Os and peripherals connected to two APB buses, two AHB buses, and a 32-bit multi-AHB bus matrix
- Low-power modes: Stop, Standby, and Deep power down modes
- Advanced communication interfaces: USB 2.0 OTG, SPI, I2S, I²C, USART, SDIO
- General-purpose DMA: 16-stream DMA controllers with FIFOs and burst support
- RTC with subsecond accuracy and hardware calendar
Applications
- Industrial automation and control systems
- Medical devices requiring high precision and low power consumption
- Aerospace and defense applications where reliability and performance are critical
- Consumer electronics such as smart home devices and wearables
- Automotive systems, including infotainment and safety features
- IOT devices and smart sensors
Q & A
- What is the core architecture of the STM32F411VET6U?
The STM32F411VET6U is based on the Arm® 32-bit Cortex®-M4 CPU with a floating-point unit (FPU) and DSP instructions.
- What is the maximum operating frequency of the STM32F411VET6U?
The maximum operating frequency is up to 100 MHz.
- How much flash memory and SRAM does the STM32F411VET6U have?
The device has up to 512 Kbytes of flash memory and 128 Kbytes of SRAM.
- What are the power supply and temperature ranges for the STM32F411VET6U?
The power supply range is 1.7 V to 3.6 V, and the temperature range is -40°C to 85/105/125 °C.
- What advanced power-saving features does the STM32F411VET6U have?
The device features Batch Acquisition Mode (BAM) and various low-power modes such as Stop, Standby, and Deep power down modes.
- What communication interfaces are available on the STM32F411VET6U?
The device includes USB 2.0 OTG, SPI, I2S, I²C, USART, and SDIO interfaces.
- How many timers and ADC channels does the STM32F411VET6U have?
The device has up to 11 timers (6 × 16-bit, 2 × 32-bit) and a 12-bit ADC with up to 16 channels.
- What is the purpose of the ART Accelerator in the STM32F411VET6U?
The ART Accelerator allows 0-wait state execution from flash memory, enhancing performance.
- Does the STM32F411VET6U support debug modes?
Yes, it supports serial wire debug (SWD) and JTAG interfaces.
- What are some typical applications for the STM32F411VET6U?
Typical applications include industrial automation, medical devices, aerospace, consumer electronics, automotive systems, and IoT devices.
